java skills

849 tagged java, measured the same way as everything else here.

Browse within: spring-boot 106kotlin 85angular 67jvm 62python 54code-quality 52claude-code-skills 46blueking 42continuous-integrations 42golang 42microservices-architecture 42bce-design 40microservices 40plugin 38

tachyon-development

98

kpavlov/tachyon

Skill Claude CodeCodex

Apply Tachyon MCP project rules when designing, implementing, reviewing, or testing Java and Kotlin server code, MCP protocol behavior, E2E fixtures, concurrency, JSON, and schemas.

30 2d ago A 41 tokens original Apache-2.0

elvish-stargazing

99

kpavlov/tachyon

Skill Claude CodeCodex

Read fictional Elvish star patterns for gentle guidance and omens.

30 2d ago A 20 tokens original Apache-2.0

elvish-woodcraft

100

kpavlov/tachyon

Skill Claude CodeCodex

Carve fictional Elvish charms and trinkets from storywood.

30 2d ago A 21 tokens original Apache-2.0

release

101

FgForrest/mcp-jdwp-java

Skill Claude CodeCodex

Use when cutting a new release of the jdwp-debugging plugin — bumping the user-facing version, writing a CHANGELOG entry, committing, tagging, and pushing. Triggers — "do a release", "ship X.Y.Z", "release the last commits", "bump the version", "tag a release".

24 1mo ago A 67 tokens original MIT

java-debug

102

FgForrest/mcp-jdwp-java

Skill Claude CodeCodex

Debug a live Java application via the jdwp-inspector MCP server — breakpoints, runtime state, expression eval, variable mutation, exception-throw-site catches, non-intrusive line/exception logpoints, and field watchpoints (suspend or log on every read/write of a specific field).

24 1mo ago A 60 tokens original MIT

Promastergame/tinyapk-lab

Skill Claude CodeCodex

Build a minimal Android game APK (like Tetris) from scratch using only Java, Canvas, and android.jar — no Gradle, no Kotlin, no libraries. Result: 16KB APK.

24 28d ago A 47 tokens original MIT

java-audit-skill

106

AuroraProudmoore/java-audit-skill

Skill Claude CodeCodex

A code-security auditing method for Java, Kotlin, JavaScript, and TypeScript projects, including Spring, React, Vue, and related frameworks. It scans code for common security weaknesses and produces audit findings.

24 3mo ago A 184 tokens original MIT

library-insight

107

Coding-Meet/Library-Insight

Skill Claude CodeCodex

Use when the user asks to inspect a Java, Kotlin, or Kotlin Multiplatform (KMP) library API, verify if a method or class exists in the installed dependency version, compare or migrate between library versions, audit deprecated APIs, or check Gradle dependency graphs. Triggers: check library API, search class/method…

21 15d ago B 95 tokens original Apache-2.0

deep-interview

108

jyt6640/persona-harness

Skill Claude CodeCodex

Use only for an ambiguous product request; ask one plain-language question before proposing a brief.

21 2d ago A 22 tokens original Apache-2.0

grill-me

109

jyt6640/persona-harness

Skill Claude CodeCodex

Pressure-test a concrete decision, design, or plan only when the user asks to examine assumptions, alternatives, risks, or trade-offs.

21 2d ago A 31 tokens original Apache-2.0

philosophy-refinement

110

jyt6640/persona-harness

Skill Claude CodeCodex

Use only when the user explicitly asks to change, review, or persist reusable development philosophy.

21 2d ago A 24 tokens original Apache-2.0

ekbatan-examples

111

ekbatan-io/ekbatan

Skill Claude CodeCodex

Maintain Ekbatan example applications. Use when adding, updating, auditing, or verifying examples under ekbatan-examples across Spring Boot, Quarkus, Micronaut, Gradle, Maven, PostgreSQL, MySQL, MariaDB, native-image, sharded, saga, and job-worker variants.

20 22d ago A 69 tokens original Apache-2.0

ekbatan-maintainer

112

ekbatan-io/ekbatan

Skill Claude CodeCodex

Maintain and evolve the Ekbatan Java persistence/action framework. Use for implementing or reviewing changes to Ekbatan core, repositories, actions, event outbox behavior, sharding, keyed locks, distributed jobs, DI integrations, database migrations, docs that describe framework semantics, or release-facing library…

20 22d ago A 66 tokens original Apache-2.0

ekbatan-verification

113

ekbatan-io/ekbatan

Skill Claude CodeCodex

Choose and run Ekbatan verification suites. Use when asked to test, validate, run CI-equivalent checks, run JVM examples, run native/heavy verification, inspect GitHub Actions verification workflows, or decide which Gradle/Maven/Testcontainers commands prove a change.

20 22d ago A 60 tokens original Apache-2.0

jd-mcp-duo

115

AgeloVito/jd-mcp-duo

Skill Claude CodeCodex

A Java bytecode analysis tool for examining compiled Java, JVM, and Android files when the original source code is unavailable. It can decompile files such as JARs, APKs, and class files into readable source-like code.

14 2mo ago A 143 tokens original MIT

add-annotation

116

PIsberg/vibetags

Skill Claude CodeCodex

Add a new @AI... guardrail annotation to VibeTags — register it in GuardrailAnnotations, then wire it through every platform renderer, GranularRenderer, BuildFingerprint, and AnnotationValidator, and update all four docs. Use when the user says "add annotation", "new @AI annotation", "add a new guardrail annotation"…

14 2d ago A 90 tokens original MIT

add-platform

117

PIsberg/vibetags

Skill Claude CodeCodex

Add support for a new AI coding tool, IDE, PR-reviewer, or context-packer to VibeTags — wire a new generated output file through ServiceRegistry, Platform, the renderer registry, and (if granular) GranularRulesWriter. Use when the user says "add platform support", "support ", "generate a new output file for X", "new…

14 2d ago A 107 tokens original MIT

vibetags-usage

118

PIsberg/vibetags

Skill Claude CodeCodex

This skill should be used when the user asks how to "use VibeTags", "add VibeTags annotations", "set up AI guardrails", "protect code from AI", "configure AI platforms", asks about @AILocked, @AIContext, @AIDraft, @AIAudit, @AIIgnore, @AIPrivacy, @AICore, @AIPerformance, @AIContract, @AITestDriven, @AIThreadSafe…

14 2d ago A 289 tokens original MIT

lsp-enable

119

zircote/lsp-tools

Skill Claude CodeCodex

Use when navigating code, understanding unfamiliar functions, finding definitions or references, tracing call hierarchies, preparing for refactoring, or analyzing code impact. Enforces LSP-first semantic code intelligence with mandatory pre-edit checks, impact analysis before refactoring, and post-edit diagnostics.…

12 22d ago A 98 tokens original MIT

adopt-pipeline

120

adamw7/tools

Skill Claude CodeCodex

Work on the adopt module — the ordered pipeline that adopts Claude Code into a GitHub repo (toolchain, clone, branch, trust, init, conform, enforcer, verify, push, PR), its step contract, CLI flags and credential masking. Use when adding or changing an adoption step, debugging a run, or when the user says "adopt"…

11 4d ago A 93 tokens original MIT